Buckle



FIG. 1 is a front perspective view of a buckle in accordance with our new design;

FIG. 2 is a back perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a top view thereof and the bottom view is a mirror image;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a front perspective view of two separate components of the buckle in accordance with our new design; and,

FIG. 9 is a back perspective view thereof.

The broken lines depict environmental subject matter, are for illustration only, and form no part of the claimed design. 

CLAIM The ornamental design for a buckle, as shown and described. 